5655659 has 2 divisors, whose sum is σ = 5655660. Its totient is φ = 5655658.

The previous prime is 5655649. The next prime is 5655721. The reversal of 5655659 is 9565565.

5655659 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5655659 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (5655619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2827829 + 2827830.

It is an arithmetic number, because the mean of its divisors is an integer number (2827830).

Almost surely, 2^5655659 is an apocalyptic number.

5655659 is a deficient number, since it is larger than the sum of its proper divisors (1).

5655659 is an equidigital number, since it uses as much as digits as its factorization.

5655659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 202500, while the sum is 41.

The square root of 5655659 is about 2378.1629464778. The cubic root of 5655659 is about 178.1671934108.

The spelling of 5655659 in words is "five million, six hundred fifty-five thousand, six hundred fifty-nine".